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grep -C 5 "500001937" logs/catalina.out
#显示file文件里匹配foo字串那行以及上下5行
grep -B 5 "500001937" logs/catalina.out
#显示foo及前5行
grep -A 5 "500001937" logs/catalina.out
#显示foo及后5行
$grep -5 'parttern' inputfile
#打印匹配行的前后5行
cat logs/catalina.out |grep "500001937"
【一】从第3000行开始,显示1000行。即显示3000~3999行
cat filename | tail -n +3000 | head -n 1000
【二】显示1000行到3000行
cat filename| head -n 3000 | tail -n +1000
参考博客:
https://www.cnblogs.com/EdwinChan/p/8394792.html